PPT 3A Flashcards

1
Q

Eements that occur free in nature

A
  • He, Ne, Ar, Kr, Xe, & Rn
  • O, N, & S = O2, N2, & S8
  • C
  • Cu, Ag, Au, Pt
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2
Q

Forces that hold the atoms together in
a compound

A

Chemical bonds

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3
Q

Covalent bonds are more common than ionic in ___ organisms

A

Living

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4
Q

Ionic compound that have a specific number of water
molecules in each formula unit

A

Hydrates

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5
Q

Acids

gaseous compound + water

A

Binary acids

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6
Q

Acids

Similar to oxoanions, except for two suffix

A

Oxoacids

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7
Q

Combination of two non-metals

A

Binary covalent compounds

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8
Q

Simplest organic compounds

A

Hydrocarbon

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9
Q

Organic compounds that consist entirely of single- bonded carbon and hydrogen atoms and lack any other functional groups

A

Alkanes

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10
Q

Mass of covalent compounds

A

Molecular mass

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11
Q

Mass of ionic compounds

A

Formula mass

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12
Q

Unit that measures the amount of a substance

A

Mole (mol)

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13
Q

Unit for both molecular and formula mass

A

g/mol

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14
Q

Compound has ___ net charge

A

Zero

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15
Q

All ionic compounds are solid arrays of ___ charged ions

A

Oppositely

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16
Q

Polyatomic ion stays together as a ___ unit

A

Charged

17
Q

Formula unit is the term used for ___ compounds

A

Ionic

18
Q

Molecular formula is the term used for ___ compounds

A

Covalent

19
Q

Four oxoanions (___ bonded to O)

A

Halogen

20
Q

4 Categories of Hydrocarbon

A
  1. Alkanes
  2. Alkenes
  3. Alkynes
  4. Aromatic hydrocarbons
21
Q

Molecular mass = ?

A

Sum of atomic masses